Pith Number

pith:NIZJJXB2

pith:2019:NIZJJXB22GJXHWJUC4LPW56ROL

not attested not anchored not stored refs pending

Learning mappings onto regularized latent spaces for biometric authentication

Arslan Ali, Enrico Magli, Matteo Testa, Tiziano Bianchi

arxiv:1911.08764 v1 · 2019-11-20 · cs.CV · cs.LG · cs.MM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NIZJJXB22GJXHWJUC4LPW56ROL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T00:20:45.242610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a3294dc3ad19373d9341716fb77d172dda2cc255eeb483b82754b59ef8b8627

Aliases

arxiv: 1911.08764 · arxiv_version: 1911.08764v1 · doi: 10.48550/arxiv.1911.08764 · pith_short_12: NIZJJXB22GJX · pith_short_16: NIZJJXB22GJXHWJU · pith_short_8: NIZJJXB2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NIZJJXB22GJXHWJUC4LPW56ROL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6a3294dc3ad19373d9341716fb77d172dda2cc255eeb483b82754b59ef8b8627

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25c8f1c377ec1d738c286de279ca844d13637228af65cdc6d519813ed63e3b04",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-11-20T08:40:44Z",
    "title_canon_sha256": "5d59fbcf7e54ab115245da23d60c5df501df5898f210fc727e3b65de0cea4d25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.08764",
    "kind": "arxiv",
    "version": 1
  }
}